How far is Berwyn, IL from Posen, IL?

The driving distance from Berwyn, IL to Posen, IL is about 307.6 miles (495.1 km), with a travel time of about 05h 54m by car.

  • The straight-line flight distance is about 261.2 miles (420.4 km).
  • For a round trip, plan for roughly 11h 49m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
307.66 mi
05h 54m
Flight
261.24 mi
420.42 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Berwyn.

Flight Distance

Direct air line
261.24 mi
Kilometers
420.42 km
Flight Time
00h 31m

Driving Distance

Road route
307.66 mi
Kilometers
495.13 km
Drive Time
05h 54m

Gas Cost Calculator

Leave and Arrive Planner

Pick a departure time to see your estimated arrival and same-day return window.

Drive time stays fixed at 05h 54m.

Arrival Snapshot
Arrive in Posen
Wed, May 13, 4:40 AM CDT
Return by in Berwyn
Wed, May 13, 10:35 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Berwyn
2026-05-12T22:45
Arrive Posen
Wed, May 13, 4:40 AM CDT
Route Timing
05h 54m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:55 AM to 1:55 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
5:10 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Berwyn
9:00 PM CDT
Early departure recommended

You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Tuscola
IL

City in Illinois

From Berwyn
153.9 mi
02h 57m
To Posen
153.7 mi
02h 57m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
75°F
Tuesday

Slight Chance Showers And Thunderstorms

Starts
Tue, May 12 6:00 AM CDT
Wind
10 to 25 mph SSW
Destination
80°F
Tuesday

Sunny

Starts
Tue, May 12 6:00 AM CDT
Wind
3 to 13 mph S

Driving Route Map

The map below follows the saved road route between Berwyn and Posen.

Turn-by-Turn Driving Directions

Step-by-step road directions between Berwyn and Posen.

  1. 1

    Start on West Cermak Road

    2.5 mi · 5 min · West Cermak Road

  2. 2

    Turn right onto South Cicero Avenue

    11.6 mi · 19 min · South Cicero Avenue

  3. 3

    Continue on Cicero Avenue

    6.6 mi · 10 min · Cicero Avenue

  4. 4

    Turn left onto 167th Street

    855 ft · 26 sec · 167th Street

  5. 5

    Take the ramp slight right toward I 57 South: Kankakee, I-80

    3048 ft · 1 min

  6. 6

    Merge slight left

    188.4 mi · 3 hr 24 min

  7. 7

    Keep slight left to continue on I 57 South: Memphis

    61.1 mi · 1 hr 5 min

  8. 8

    Take the exit slight right toward I 64 West: Saint Louis

    2049 ft · 50 sec

  9. 9

    Merge slight left

    22.9 mi · 25 min

  10. 10

    Take the exit slight right toward IL 127

    2109 ft · 51 sec

  11. 11

    Turn straight

    10 mi · 12 min

  12. 12

    Turn left onto Posen Road

    2.9 mi · 11 min · Posen Road

  13. 13

    Arrive at your destination

    0 m · 1 sec · Posen Road

Car Route Details

A richer read on the saved driving route between Berwyn and Posen.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
13 steps
4 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
4.2 / 100 mi
Decision points by distance
Main Roads
I 57 South
250 mi · 81%
I 64 West
23.3 mi · 8%
South Cicero Avenue
11.6 mi · 4%
Cicero Avenue
6.57 mi · 2%
Posen Road
2.94 mi · 1%
West Cermak Road
2.55 mi · 1%
Longest Stretch

I 57 South

Merge slight left

188 mi · 03h 24m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
05h 54m
Long day trip
Same-Day Return
11h 50m
Round-trip wheel time
Road vs Air
+46.4 mi
261.2 mi direct line
Halfway Stop
Tuscola
02h 57m from Berwyn
Leave By
5:10 AM CDT
Early departure recommended
Weather Watch

Slight Chance Showers And Thunderstorms leaving Berwyn and Sunny near Posen.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Berwyn to Posen?

The road trip is about 307.6 miles (495.1 km) and usually takes 05h 54m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Tuscola is a useful midpoint, sitting about 153.9 miles from Berwyn and 153.7 miles from Posen.

How much longer is the road route than the straight-line distance?

The direct path is about 261.2 miles (420.4 km), while the road route adds roughly 46.4 extra miles because roads do not follow the straight air line.

When is the best time to leave for this route?

A good departure window is usually 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 5:10 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $40.95 one way or $81.91 round trip. Estimated CO2 is about 96.5 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Showers And Thunderstorms around Berwyn and Sunny near Posen.

Stop Ideas Near Tuscola

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Tuscola, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Tuscola.

RAIL

Illinois Terminal

35 mi away
45 East University Ave.
RAIL

Mattoon station

36 mi away
1718 Broadway Ave.
RAIL

Rantoul

58 mi away
West Sangamon and North Kentucky Aves.
BUS

Danville, Illinois

66 mi away
379 Lynch Road

Flight Path Map

This map shows the direct air route between Berwyn and Posen. Straight-line distance: 261.24 mi (420.42 km).

Berwyn

#1 Berwyn

A city in Cook County, Illinois.

Population53,701
Coordinates41.8505900, -87.7936700
Altitude188
CountryUnited States
Posen

#2 Posen

Village in United States of America

Population5,794
Coordinates38.2583800, -89.3356400
Altitude149
CountryUnited States
Start: Berwyn (-87.79367, 41.85059)
End: Posen (-89.33564, 38.25838)

Estimated Travel Time

Distance: 495 km by road

SpeedTime
30 mph (48.3 km/h)10h 15m
40 mph (64.37 km/h)07h 41m
50 mph (80.47 km/h)06h 09m
60 mph (96.56 km/h)05h 07m
70 mph (112.65 km/h)04h 23m
80 mph (129 km/h)03h 50m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.86 gal
41.1 L · about $40.95
Round trip
$81.91
21.72 gal · 82.2 L
Estimated CO2
96.5 kg one way
Round trip: 193 kg / 425 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $40.95 $81.91
Mid-grade $4.25 $46.19 $92.38
Premium $4.65 $50.54 $101.08
Diesel $5.30 $57.60 $115.20

Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.

Prices in Illinois · May 13, 2026

There is no time difference between Berwyn and Posen. The current time is 22:45:37.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.